Finding the Fourth Proportional to 1,427,082.53, 2,139,423.37 and 668,524.01
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Solution
The fourth proportional to 1,427,082.53, 2,139,423.37 and 668,524.01 is: 1,002,223.66
Step by Step Solution
- Step 1: Write the proportion equation
1,427,082.53 : 2,139,423.37 = 668,524.01 : x - Step 2: Convert to fraction form
1,427,082.53/2,139,423.37 = 668,524.01/x - Step 3: Cross multiply
1,427,082.53x = 2,139,423.37 × 668,524.01 - Step 4: Simplify right side
1,427,082.53x = 1,430,255,878,031.69 - Step 5: Solve for x
x = 1,430,255,878,031.69/1,427,082.53 - Step 6: Final answer
x = 1,002,223.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.